Common Core standard

Activities for 5.OA

Real-world activities aligned to this standard.

Sadly, Jorge passed away yesterday.
Sadly, Jorge passed away yesterday.

He was a great dog! We wondered how old he was in human years? Jorge has been part of YummyMath for a long time. Sadly, yesterday he died....

Algebra Number Sense Grades 4–7
Pascal coloring and modular math
Pascal coloring and modular math

In this activity students have the opportunity to color as they investigate Pascal's triangle and the many useful patterns that it shows. The triangle is explored for patterns,...

Number Sense Geometry Grades 3–HS
The Forever Roll
The Forever Roll

That's a big roll of toilet paper! Why would anyone need such a big roll of toilet paper? How does it compare to Charmin's other toilet paper products?...

Algebra Number Sense Grades 5–HS
What's the answer?
What's the answer?

Image by Twitter user @pjmdoll. Math doesn't usually create a buzz on Twitter. This past week this post did just that. People argued online about whether the answer...

Algebra Number Sense Grades 5–HS
Weird wing prices
Weird wing prices

Clicking on this image will show it larger in a new window. Danny's Wok in Philadelphia has a huge price list for ordering their famous chicken wings. Why...

Algebra Number Sense Grades 7–8
Sol LeWitt's pyramid - How might you count those blocks?
Sol LeWitt's pyramid - How might you count those blocks?

Sol LeWitt, Four Sided Pyramid, 1999, Hirshhorn Museum Sculpture Garden, Washington DC Sol LeWitt (1928 - 2007) was a an American artist involved in Conceptual art and Minimalism....

Algebra Number Sense Grades 5–HS
Fibonacci coloring
Fibonacci coloring

Let your students simply enjoy coloring our designs or artistically play with the whole creation of Φ designs. Simply coloring our Fibonacci patterns might allow students to ponder...

Algebra Number Sense Grades 4–HS
Want to earn $150,000? - Mersenne prime search
Want to earn $150,000? - Mersenne prime search

What's a Mersenne prime? How hard could it be to find the next one? Why are there only 50 known Mersenne primes? What's with $150,000?

Algebra Number Sense Grades 5–HS
Saffron and paella
Saffron and paella

In order to cook Paella (a delicious Spanish rice dish) I needed to buy Saffron spice. It was hugely expensive. So, I've decided to start a business of...

Algebra Number Sense Grades 5–HS
Scoring Olympic ski jumping
Scoring Olympic ski jumping

The scoring rubric for each of the Olympic events is intended to eliminate the possibility of scoring bias from the judges. Let your students learn more about the...

Number Sense Geometry Grades 5–HS